Wave Terminal v0.9.3-beta.2 Release

What's Changed

• docs updates (and other misc items) for v0.9.3 by @sawka in #1330
• Simplify app transparency and background color handling by @esimkowitz in #1331
• Update release notes by @esimkowitz in #1333
• fix terminal theming when applying global defaults #1287 by @sawka in #1332
• feat: adds release note for cmd reset button by @oneirocosm in #1334

Full Changelog: v0.9.3-beta.1...v0.9.3-beta.2